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Local/buck Crk over East Nishnabotna River

Cass County, Iowa · rated Poor in the 2025 National Bridge Inventory

United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled August 20, 2026

Local/buck Crk over East Nishnabotna River in Cass County, Iowa, is rated in poor condition in the 2025 National Bridge Inventory (as of August 20, 2026).
Its lowest-rated component is the deck, rated 0 (failed condition, out of service) on the 0-9 scale.
It was built in 1900, making it 125 years old at the 2025 inventory.
It carries about 123 vehicles a day (traffic count year 2022).
Its listed owner is the county highway agency.
It is one of 104 of the 296 inventoried bridges in Cass County rated poor (35.1%); 104 (35.1%) are rated poor.
A poor rating means at least one major component - deck, superstructure, or substructure - is rated 4 or lower on FHWA's 0-9 scale. It does not by itself mean the bridge is unsafe; bridges judged unsafe are closed or load-restricted by their owners.

Component ratings

Component	Rating (2025)	FHWA scale meaning
Deck	0	Failed condition, out of service
Superstructure	0	Failed condition, out of service
Substructure	0	Failed condition, out of service

Source: FHWA National Bridge Inventory, 2025 data as reported by the Iowa department of transportation.

Bridge	Built	Vehicles/day	Condition
I-80 over Camp Creek	1965	23,500	Fair
I-80 over Drainage Ditch	1959	23,000	Fair
I-80 over Stream	1965	22,400	Fair
I 80 EB over Indian Creek	2013	11,800	Good
I 80 WB over Indian Creek	2014	11,800	Good
EB I-80 over 570TH St	1966	11,750	Fair